#ifndef GLOBAL_H
#define GLOBAL_H

#include <PA9.h>
#include "CORE_console.h"
#include "CORE_turbo_keys.h"
#include "CORE_ds2key_compat.h"
#include "CORE_network.h"
#include "CORE_power.h"

/* Screen descriptors */
#define BOTH    2
#define USCR    1
#define DSCR    0


/* Application States */
typedef enum state_e{
    APP_SPLASH = 0,             // dev compo splash
    APP_MAIN,                   // main selection menu
    APP_CONNECT,                // connect and play!
    APP_PLAY,                   // enjoy !
    APP_CONFIG,                 // config panel
    APP_CREDITS,                // view credits
    APP_SAVE,                   // save config
    /* Sub states */
    APP_CONNECT_MORE,           // chose more than 2 players
    APP_CONFIG_POWER,           // auto light off
    APP_CONFIG_KEYS,            // turbo keys
    APP_CONFIG_NET,             // network config (see below...)
    /* Subsub states (no more!) */
    APP_CONFIG_NET_LOCALPORT,
    APP_CONFIG_NET_SERVPORT,
    APP_CONFIG_NET_SERVIP
} state_t;






/* This struct contains all the needed global datas. */
typedef struct env_s{
    state_t current_state;  // current application state
    state_t next_state;
    
    u8 pad_number;
    
    s8 uscr_bright;         // up screen brightness
    s8 dscr_bright;         // down screen brightness
    
    u8 fat_enabled:1;
    u8 has_changed:1;       // config changes?
    u8 tmp_has_changed:1;
    u8 ds2key_compat:1;     // compatibility mode flag
    
    console_t console;      // the ds keys status!
    turbo_keys_t turbo;     // individual turbo keys
    ds2key_t ds2key;        // compatibility mode structure
    network_t network;      // all network stuff (ports, sockets, etc...)
    power_t power;          // energy related
        
} env_t;


/* Effective declaration */
#ifndef __MAIN_FILE__
    extern env_t Env;
    extern env_t* tmpEnv;
#else
    env_t Env;
    env_t* tmpEnv;
#endif


/*******************************************/
/*           general functions             */
/*******************************************/

/* Set all default values */
extern void Env_init(void);


/*
    Set pad number
*/
extern void Env_SetPad(u8 pad);


/*
    Perform screen fade in/out
    Return  1 if in progress
            0 if finished
*/
extern u8 fadein(u8 screen);
extern u8 fadeout(u8 screen);

/*
    Check power...
*/
extern void env_power_check(void);

#endif  /* GLOBAL_H */